(1966) Seconds

as Old Man

(1954) Salt of the Earth

as Sheriff

(1972) Jeremiah Johnson

as Bear Claw

(1951) The Tall Target

as Homer Crowley

(1973) Executive Action

as Ferguson

(1950) Convicted

as Convict Mapes

(1948) Deep Waters

as Nick Driver

(1950) Winchester '73

as Wyatt Earp

(1972) Napoleon and Samantha

as Grandpa

(1950) Broken Arrow

as Ben Slade

(1949) Johnny Allegro

as Schultzy

(1950) The Kid from Texas

as O'Fallon

(1962) Advise & Consent

as Senate Minority Leader

(1967) In Cold Blood

as Prosecutor

(1935) Becky Sharp

as Spectator (uncredited)

(1934) Wild Gold

as Poker Player (uncredited)

(1968) Certain Honorable Men

as Malcolm Stoddard

(1968) Of Mice and Men

as Candy

(1949) Intruder in the Dust

as Sheriff Hampton

(1950) It's a Small World

as William Musk - Father

(1951) Double Crossbones

as Tom Botts

(1949) Lust for Gold

as Deputy Ray Covin

(1970) Pieces of Dreams

as The Bishop

(1950) Comanche Territory

as Dan'l Seeger

(1974) The Hanged Man

as Nameless

(1979) The Man Who Loved Bears

as Narrator

(1971) Brother John

as Doc Thomas

(1951) Bright Victory

as Mr. Nevins

(1973) Savage

as Joel Ryker

(1972) Dear Dead Delilah

as Roy Jurroe

(1950) To Please a Lady

as Jack Mackay

(1978) Rip Van Winkle

as Narrator (voice)

(1974) Hurricane

as Dr. McCutcheon

(1949) Anna Lucasta

as Noah

(1973) Isn't It Shocking?

as Lemuel Lovell

(1940) The Fight for Life

as Ballou

(1968) Bandolero!

as Pop Chaney

(1978) The Mafu Cage

as Zom

(1976) Moving Violation

as Rockfield

(1977) The Billion Dollar Hobo

as Choo-Choo Trayne

(1934) Spitfire

as West Fry

(1939) Union Pacific

as Foreman (uncredited)

(1940) Men and Dust

as Narrator (voice)

(1972) Scarecrow

as Justice Gilead Merton

(2017) In Hollywood's Backyard: Topanga in the 1970s

as Self

(1973) Brock's Last Case

as J. Smiley Krenshaw

(1964) Black Like Me

as Truckdriver

(1951) The Barefoot Mailman

as Dan Paget - Miami Mayor / Postmaster

(1972) The Rowdyman

as Stan

(1973) Such Dust as Dreams Are Made On

as Len McNeil

(1932) The Misleading Lady

as McMahon - Asylum Guard

(1974) Silence

as Crazy Jack

(1970) The Brotherhood of the Bell

as Mike Patterson

(1970) The Moonshine War

as Mr. Baylor

(1975) The Manchu Eagle Murder Caper Mystery

as Dr. Simpson

(1978) Unknown Powers

as Host

(1967) The Crucible

as Giles Corey

(1976) The Blue Bird

as Grandfather

(1974) Memory of Us

as Motel Manager

(1977) Bunco

as ---

(2019) Woody Guthrie All-Star Tribute Concert 1970

as Narrator

(1987) James Stewart: A Wonderful Life

as Self (archive footage)

(1971) Who Killed the Mysterious Mr. Foster?

as Simon Anderson

(1969) The Reivers

as Boss

(2019) Will Geer: America's Grandpa

as ---

(1976) Law and Order

as Pat Crowley

(1981) The New Deal for Artists

as Self

(1974) Honky Tonk

as Judge Cotton

(1967) The President's Analyst

as Dr. Lee-Evan

(1975) The Night That Panicked America

as Reverend Davis

(1956) Mobs, Inc.

as Harry Robinson

(1973) A Gift of Terror

as Ben

(1940) Tall Tales

as Self

(2005) Mysterious Miracles: World Beyond Death

as Host

(1935) The Mystery of Edwin Drood

as Village Lamplighter (uncredited)

(1967) Garrison's Gorillas

as ---

(1972) Kung Fu

as Judge Emmitt Marcus

(1977) The Love Boat

as Franklyn Bootherstone

(1968) Hawaii Five-O

as Professor Harold Lochner

(1971) Alias Smith and Jones

as Seth

(1969) The Bill Cosby Show

as Mr. Kane

(1969) Medical Center

as ---

(1955) Gunsmoke

as Slocum

(1964) Bewitched

as ---

(1966) Mission: Impossible

as Doc

(1977) Eight Is Enough

as ---

(1972) The Waltons

as Grandfather Walton

(1965) Run for Your Life

as Judge David P. Andrews

(1964) Daniel Boone

as Adam Jarrett

(1972) The Sixth Sense

as ---

(1951) Racket Squad

as ---

(1974) Tony Orlando and Dawn

as Self

(1971) Columbo

as Edmund Hidemann

(1956) Tony Awards

as Self - Performer

(1959) Bonanza

as Zach Randolph

(1968) Mayberry R.F.D.

as Captain Charles Wolford

(1969) The Courtship of Eddie's Father

as Harry I. Madison

(1974) The Lives of Benjamin Franklin

as ---

(1978) A Woman Called Moses

as Thomas Garrett

(1959) Bonanza

as Ferris Callahan

(1965) The Trials of O'Brien

as Judge Lindemann

(1961) The Mike Douglas Show

as Self

(1975) Starsky & Hutch

as Commodore Atwater

(1973) Doc Elliot

as Paul Bartlett

(1967) The Invaders

as Hank Willis

(1974) Dinah!

as Self

(1959) Bonanza

as Calvin Butler

(1970) The Bold Ones: The Senator

as Senator Homer Bryant Wydell

(1962) The Tonight Show Starring Johnny Carson

as Self

(1969) Then Came Bronson

as Oliver Hidemann

(1964) Bewitched

as George Washington